History of the Peloponnesian War

Round about the temple and the whole consecrated ground they drew a ditch; and out of the ditch, instead of a wall they cast up the earth; and having driven down piles on either side, they cast thereinto the matter of the vineyard about the temple, which to that purpose they cut down, together with the stones and bricks of the ruined buildings; and by all means heightened the fortification, and in such places as would give leave, erected turrets of wood upon the same.